Belgian architects Pieterjan Gijs and Arnout Van Vaerenbergh built this phenomenal steel labyrinth in Genk, Belgium at the C-mine arts center located on the site of a former coal mine. The 37.5 square meter maze has a kilometer of corridors.

A series of Boolean transformations create spaces and perspectives that reinterpret the traditional Labyrinth is a sculptural installation that focuses on the experience of space. These Boolean transformations convert the walk through the labyrinth into a sequence of spatial and sculptural experiences.

In 1995 Stewart Brand, founder of The Whole Earth Catalog (described by Steve Jobs as “Google in paperback form, 35 years before Google came along”) wrote a book about how buildings adapt to the changing world around them, called How Buildings Learn. Brand also made a 6-part documentary with the same name as his book, which was produced in 1997 by the BBC. Open Culture has posted the series on its website. Music is by Brian Eno.

Rotterdam wanted to honor the history of its public market by creating a space that felt open even though it was enclosed. The resulting Markthal has a beautiful vaulted ceiling adorned with bright murals of food.

One of the most amazing things I've ever seen was Spanish Catalan architect Antoni Gaudi's Sagrada Familia in Barcelona. The basilica looks like a giant drippy asymmetrical sandcastle. Gaudi started working on it in 1883. He was still working on it in 1926 when a tram ran over him and killed him. It was not complete when I visited it 20 years ago. This video shows what Sagrada Familia will look like when it is complete in 2026 (this is wishful thinking on their part). In a way, I hope they keep working on Sagrada Familia for as long as intelligent lifeforms exist on Earth - it's a worthy Long Now project.

Architect Andres Jaque's Office for Political Innovation has installed Cosmo at MoMA. The whimsical water filtration sytem on wheels is designed to make people think about municipal water delivery systems that are generally invisible in our daily lives. The firm said in a statement: